Paper Jam In Additional Folding Section - Toshiba MJ-1104 Service Manual

Is the harness between the folding motor encoder sensor (S34) and the CN11 of the saddle con-
trol PC board (SDL) disconnected or open circuited?
Is the harness between the folding motor (M17) and the CN14 of the saddle control PC board
(SDL) disconnected or open circuited?
l YES • Reconnect the connector securely if there is any disconnection.
• Replace the harness if open circuited.

NO
1. Replace the folding motor (M17).
2. Replace the saddle control PC board (SDL).
6.2.5

Paper jam in additional folding section

[EF18] Saddle Stitch Finisher additional folding roller home position detection
error
Is there any mechanical problem when the additional folding carrier is moved?
YES Fix the mechanism.

NO
Is there a disconnection of the connector, incorrect installation or breakage of the additional fold-
ing home position sensor (S39)?
l YES • Reconnect the connector securely if there is any disconnection.
l
• Reinstall the sensor correctly if there is any incorrect installation.
• Replace the sensor if there is any breakage.

NO
Is the harness between the additional folding home position sensor (S39) or the additional fold-
ing motor encoder sensor (S42) and the CN19 of the saddle control PC board (SDL) discon-
nected or open circuited?
Is the harness between the additional folding motor (M20) and the CN18 of the saddle control
PC board (SDL) disconnected or open circuited?
l YES • Reconnect the connector securely if there is any disconnection.
• Replace the harness if open circuited.

NO
Replace the saddle control PC board (SDL).
[CB93] Saddle Stitch Finisher additional folding motor (M20) abnormality
*The [CB93] error also occurs when the error [EF18] has occurred consecutively for 3
times.
Is there any mechanical problem when the additional folding carrier is moved?
YES Fix the mechanism.

NO
Is the harness between the additional folding motor (M20) and the CN18 of the saddle control
PC board (SDL) disconnected or open circuited?
l YES • Reconnect the connector securely if there is any disconnection.
• Replace the harness if open circuited.

NO
1. Replace the additional folding motor (M20).
2. Replace the saddle control PC board (SDL).
MJ-1103/1104
TROUBLESHOOTING
© 2008, 2009 TOSHIBA TEC CORPORATION All rights reserved
6 - 22